Home / 9,756.24-14,628.28-3,181.47

Finding the Fourth Proportional to 9,756.24, 14,628.28 and 3,181.47

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Solution

The fourth proportional to 9,756.24, 14,628.28 and 3,181.47 is: 4,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756.24 : 14,628.28 = 3,181.47 : x
  2. Step 2: Convert to fraction form
    9,756.24/14,628.28 = 3,181.47/x
  3. Step 3: Cross multiply
    9,756.24x = 14,628.28 × 3,181.47
  4. Step 4: Simplify right side
    9,756.24x = 46,539,433.97
  5. Step 5: Solve for x
    x = 46,539,433.97/9,756.24
  6. Step 6: Final answer
    x = 4,770.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.